Home / 5,326.03-7,989.45-3,882.61

Finding the Fourth Proportional to 5,326.03, 7,989.45 and 3,882.61

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Solution

The fourth proportional to 5,326.03, 7,989.45 and 3,882.61 is: 5,824.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.03 : 7,989.45 = 3,882.61 : x
  2. Step 2: Convert to fraction form
    5,326.03/7,989.45 = 3,882.61/x
  3. Step 3: Cross multiply
    5,326.03x = 7,989.45 × 3,882.61
  4. Step 4: Simplify right side
    5,326.03x = 31,019,918.46
  5. Step 5: Solve for x
    x = 31,019,918.46/5,326.03
  6. Step 6: Final answer
    x = 5,824.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.